Disclosed are a process and system that are capable of performing selective hydrogenation on aromatic fractions by configuring a catalyst bed through staged loading of a plurality of hydrogenation catalysts with different catalytic properties, or configuring a catalyst system in which a plurality of hydrogenation catalysts are arranged using a plurality of reactors in such a way as to be equivalent with the staged loading, and as a result, are capable of suppressing aromatic loss while improving the selective removal of unsaturated hydrocarbons in the aromatic fraction and durability compared to the case of using a single catalyst.

In accordance with one or more embodiments of the present disclosure, a method for producing epoxide gasoline blending components includes cracking, in a steam cracker, a hydrocarbon feed to form a first ethylene stream, a first propylene stream, and a C.sub.4 stream comprising isobutene and butadiene; reacting, in a methyl tertiary butyl ether (MTBE) unit, the C.sub.4 stream with a methanol stream to form MTBE and a butadiene-rich C.sub.4 stream; selectively hydrogenating, in a butadiene unit, the butadiene-rich C.sub.4 stream to form a butene-rich C.sub.4 stream including butene-1, cis-butene-2, and trans-butene-2; producing, in an isononanol unit, isononanol and an olefin-rich stream from the butene-rich C.sub.4 stream; and oxidizing the olefin-rich stream in an oxidation unit by combining the olefin-rich stream with an oxidant stream and a catalyst composition to produce the epoxide gasoline blending components.

In accordance with one or more embodiments of the present disclosure, a method for producing epoxide gasoline blending components includes cracking, in a steam cracker, a hydrocarbon feed to form a first ethylene stream, a first propylene stream, and a C.sub.4 stream comprising isobutene and butadiene; reacting, in a methyl tertiary butyl ether (MTBE) unit, the C.sub.4 stream with a methanol stream to form MTBE and a butadiene-rich C.sub.4 stream; selectively hydrogenating, in a butadiene unit, the butadiene-rich C.sub.4 stream to form a butene-rich C.sub.4 stream including butene-1, cis-butene-2, and trans-butene-2; producing, in an isononanol unit, isononanol and an olefin-rich stream from the butene-rich C.sub.4 stream; and oxidizing the olefin-rich stream in an oxidation unit by combining the olefin-rich stream with an oxidant stream and a catalyst composition to produce the epoxide gasoline blending components.

The present application relates to a method for treating a petrol containing sulphur compounds, olefins and diolefins, the method comprising the following steps: a) a step of hydrodesulphurisation in the presence of a catalyst comprising an oxide support and an active phase comprising a group VIB metal and a group VIII metal from, b) a step of hydrodesulphurising at least one portion of the effluent from step a) at a higher hydrogen flow rate/feed ratio and a temperature higher than those of step a) without removing the H.sub.2S formed in the presence of a catalyst comprising an oxide support and an active phase consisting of at least one group VIII metal, c) a step of separating the H.sub.2S formed in the effluent from step b).

The present application relates to a method for treating a petrol containing sulphur compounds, olefins and diolefins, the method comprising the following steps: a) a step of hydrodesulphurisation in the presence of a catalyst comprising an oxide support and an active phase comprising a group VIB metal and a group VIII metal from, b) a step of hydrodesulphurising at least one portion of the effluent from step a) at a higher hydrogen flow rate/feed ratio and a temperature higher than those of step a) without removing the H.sub.2S formed in the presence of a catalyst comprising an oxide support and an active phase consisting of at least one group VIII metal, c) a step of separating the H.sub.2S formed in the effluent from step b).

In accordance with one or more embodiments of the present disclosure, a method for producing epoxide gasoline blending components includes cracking, in a steam cracker, a hydrocarbon feed to form a first ethylene stream, a first propylene stream, and a C.sub.4 stream comprising isobutene and butadiene; reacting, in a methyl tertiary butyl ether (MTBE) unit, the C.sub.4 stream with a methanol stream to form MTBE and a butadiene-rich C.sub.4 stream; selectively hydrogenating, in a butadiene unit, the butadiene-rich C.sub.4 stream to form a butene-rich C.sub.4 stream including butene-1, cis-butene-2, and trans-butene-2; producing, in an isononanol unit, isononanol and an olefin-rich stream from the butene-rich C.sub.4 stream; and oxidizing the olefin-rich stream in an oxidation unit by combining the olefin-rich stream with an oxidant stream and a catalyst composition to produce the epoxide gasoline blending components.

In accordance with one or more embodiments of the present disclosure, a method for producing epoxide gasoline blending components includes cracking, in a steam cracker, a hydrocarbon feed to form a first ethylene stream, a first propylene stream, and a C.sub.4 stream comprising isobutene and butadiene; reacting, in a methyl tertiary butyl ether (MTBE) unit, the C.sub.4 stream with a methanol stream to form MTBE and a butadiene-rich C.sub.4 stream; selectively hydrogenating, in a butadiene unit, the butadiene-rich C.sub.4 stream to form a butene-rich C.sub.4 stream including butene-1, cis-butene-2, and trans-butene-2; producing, in an isononanol unit, isononanol and an olefin-rich stream from the butene-rich C.sub.4 stream; and oxidizing the olefin-rich stream in an oxidation unit by combining the olefin-rich stream with an oxidant stream and a catalyst composition to produce the epoxide gasoline blending components.

In accordance with one or more embodiments of the present disclosure, a method for producing alcohol gasoline blending components includes cracking, in a steam cracker, a hydrocarbon feed to form a first ethylene stream, a first propylene stream, and a C.sub.4 stream comprising isobutene and butadiene; reacting, in a methyl tertiary butyl ether (MTBE) unit, the C.sub.4 stream with a methanol stream to form MTBE and a butadiene-rich C.sub.4 stream; selectively hydrogenating, in a butadiene unit, the butadiene-rich C.sub.4 stream to form a butene-rich C.sub.4 stream including butene-1, cis-butene-2, and trans-butene-2; producing, in an isononanol unit, isononanol and an olefin-rich stream from the butene-rich C.sub.4 stream; and hydrating the olefin-rich stream in a hydration unit by combining the olefin-rich stream with a water stream and a catalyst composition to produce the alcohol gasoline blending components.

In accordance with one or more embodiments of the present disclosure, a method for producing alcohol gasoline blending components includes cracking, in a steam cracker, a hydrocarbon feed to form a first ethylene stream, a first propylene stream, and a C.sub.4 stream comprising isobutene and butadiene; reacting, in a methyl tertiary butyl ether (MTBE) unit, the C.sub.4 stream with a methanol stream to form MTBE and a butadiene-rich C.sub.4 stream; selectively hydrogenating, in a butadiene unit, the butadiene-rich C.sub.4 stream to form a butene-rich C.sub.4 stream including butene-1, cis-butene-2, and trans-butene-2; producing, in an isononanol unit, isononanol and an olefin-rich stream from the butene-rich C.sub.4 stream; and hydrating the olefin-rich stream in a hydration unit by combining the olefin-rich stream with a water stream and a catalyst composition to produce the alcohol gasoline blending components.

In accordance with one or more embodiments of the present disclosure, a method for producing epoxide gasoline blending components includes cracking, in a steam cracker, a hydrocarbon feed to form a first ethylene stream, a first propylene stream, and a C.sub.4 stream comprising isobutene and butadiene; reacting, in a methyl tertiary butyl ether (MTBE) unit, the C.sub.4 stream with a methanol stream to form MTBE and a butadiene-rich C.sub.4 stream; selectively hydrogenating, in a butadiene unit, the butadiene-rich C.sub.4 stream to form a butene-rich C.sub.4 stream including butene-1, cis-butene-2, and trans-butene-2; producing, in an isononanol unit, isononanol and an olefin-rich stream from the butene-rich C.sub.4 stream; and hydrogenating the olefin-rich stream by combining the olefin-rich stream with a hydrogen stream and a catalyst composition to produce the paraffins.